Steam-boiler.



Pla'ten'td Jan. 22 1901.,

F. BENN ETT. ..STEAM BOILER. (Application file oo "arr ns FRED BENNETT, OF BINGHAMTON, NEW YORK, ASSIGNOR OF ONE-HALF TO CLARENCE F. HOTCHKISS, OF SAME PLACE; WILLIAM P. KENNEDY AD- MINISTRATOR OF SAID BENNETT, DECEASED.

STEAM BOlLER.

.SEEGIFIOATION forming' part of Letters )Patent No. 666,341, dated January 22, 1901.

Application filed February 26, 1900. ;Serial N0. 6,479. (No model.)

T (Ell U1307") it @wwe/7%" shown-that is, the lower end c' of the coil is so Be it known that I, FEED BENNETT, of Bin gconnected to a pipe d, having a right and left hamton, in the county of Broome, in the State hand thread, by a joint d and the pipe d' of New York, have invented new and useful connects with the pipe e, having a T e' lead- Improvements in Steam-Boilers, of which the ing .to the top of the mud-drum, by which following, taken in connection with the acdrum the coils are fed, the drum being concompanying drawings, is a full, clear, and eX- nected with the water-supply in any ordinary act description. manner. The upper endf of the coil is con- This invention relates to improvements in nected with the steam-chamber by a pipe f',

10 steam-in ilers, having particular reference to having a right and left hand thread similar that class in which coiled tubes are used in to the pipe d, connecting the lower end of the generating the steam. coil with the mud-drum. By the use of this My object is to construct a boiler having pipe havinga right and left hand thread I am tubular coils in which the steam is generated able to readily remove the same and am there- I 5 located in the path or line of the heat, the coils fore able `to easily withdraw the coil for the being continuous, so that there will be no purpose of cleaning and repairs. chance to loosen, no damage caused by the The space g, located beneath the coils and result of uneven expansion and contraction, above the mud-drum, I use for heating-space. and hence no possibility of explosion. Here I may place a gasolene-burner or pro- :zo My further object is to produce a boiler vide heat in any other suitable manner. In

which can be readily and easily taken apart View of the fact, however, that the particular for repairs and again assembled. method of heating the tubular coils forms no Another object is to produce a boiler so conpart of my invention, I will not further destructed that the sediment will be automatic- Scribe the same.

25 ally separated from the water and it can be h is the jacket, and m is the smoke-pipe.

drawn off when it has accumulated; and to I am the first, so far as I am aware, to make that end my invention consists in the sev use of tubular coiled stearn-generating pipes eral other new and novel features of construcconnecting with the steam -chamber and tion and operation Which are hereinafter de-` mud-drum, and I therefore claim the same 30 scribed, and specifically set forth in the claims broadly. It will also be evident that by conhereunto annexed. It is constructed as folnecting the steam-chamber and the mudlows, reference being had to the accompanydrum with a pipe outside of the casing and ing drawings, in whichout of the Sphere of influence of the heat I Figure 1 shows a side view of the boiler, the produce a slow circulation within the mud- 3 5 jacket partially broken away, showing a sedrum, and this allows for the settling of the ries of tubular coils. Fig. 2 is an end View impurities in the water. It Will also be evithereof, showing the jacket broken away. dent that the construction herein set forth Similar letters of reference indicate corremay be modified in various details. sponding parts. I do not desire to limit myself to the pre- 40 a is the steam-chamber, suitably mounted, cise details shown. l

having service-pipes ot' leading therefrom. Having described my invention, what I b is the mud-drum, located substantially in claim, and desire to secure by Letters Patent, horizontal alinement with the steam-chamber is and is connected by return-pipes b'. 1. Aboilercomprisingashell havingamud- 45 c represents tubular coils and comprise the drum in its base and a combustion-chamber steam-generating portion of the boiler and are above the mud-drum, said mud-drum being located either singly or in sets between the extended beyond the outer walls of the shell, steam-chamber and the mud-drum, as shown, a steam-drum extending through the comand are connected thereto substantially as bustion-chamber and beyond its outer walls,

a tubular coil within the combustion-chamber connecting the steam and mud druins, and a Conduit at the outside of the combustion-chamber connecting the outwardlyextending portions of the steam and mud drums.

2. A boiler comprisinga combustion-cham- .ber, a mud-drum beneath the colnbustionchamber, a steam-drum extending through the combustion-chamber, said (ll'llIIlS being united at the outside of the walls of the com bustion-chamber, and a tubular coil Within the combustion chamber and detachably united to said drums at points outside of the combustion-chamber.

3. Aboilercornprisingashellhavingamud drum in its base and a combustion-chamber above the mud-drum, a steam-drum extending through the combustion-chainber, and a tubular coil connected to the mud-drum and detachably united to the steam-drum at a point outside of said shell.

4. A boiler comprising a shell having a combustion-chamber, amud-drum extending through the base of the shell beneath the combustion-chamber and beyond the outer walls of the shell, a steam-drum extending through the eombustion-chamber and beyond the outer walls of the shell, a series of tubular coils having their lower ends detachably connected to the mud-drum at a point beneath the combustion-chamberand their upper ends extended .through the walls of the shell and detachably united to the steamdrum at a point outside of the shell, and conduits detachably uniting the outwardly-extending portions of said drums.

In witness whereof I have hereunto set my hand this 22d day of February, 1900.

FRED BENNETT.

VVitnesses:

FRANK STEWART, RALPH G. KILMER.

It is hereby certified that Letters Patent N0. 666,341, issued January 22, 1901, upon the application of Fred Bennett, of Binghamton, New York, for an improvement in' Steam-Boilers, Was erroneously granted to "William P. Kennedy, as administratom that said Letters Patent should have been granted to said William P. Kennedy, as executor; and that the said Letters Patent should be read with this correction therein that that the same may conform to the record of the ease in the Patent Ofiice.

Signed, countersigned, and Sealed this 19th day of February, A. D., 1901.

kmn] F. L. CAMPBELL,

. Assistant Secretary of the Interior. Countersigned C. H. DUELL,

Commissioner of Patents. 

